CN212320163U

CN212320163U - Packaging film cooling spray set

Info

Publication number: CN212320163U
Application number: CN202020648584.4U
Authority: CN
Inventors: 卢艳婷
Original assignee: Suzhou Hengxin Sanyou Electromechanical Co ltd
Current assignee: Suzhou Hengxin Sanyou Electromechanical Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-01-08
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a packaging film cooling spray set relates to cooling equipment technical field, and it includes cooling box and packaging film, pan feeding mouth and discharge gate have been seted up respectively at both ends about the cooling box, fixedly connected with connecting axle one on the inside left preceding back wall of cooling box. This packaging film cooling spray set, through the motor that sets up, the cam, rectangular groove, the I-shaped slider, the U-shaped spray pipe, the slide bar, spring three, the sliding sleeve, mutually support between movable rod and the stay tube, can make the even horizontal hunting of the U-shaped spray pipe of cooling incasement portion, the region of having enlarged the cooling, the efficiency of cooling is improved, through the motor that sets up, roller bearing one, roller bearing two, mutually support between gear one and the gear two, make the roller bearing one, the sponge that absorbs water that sets up on the two periphery of roller bearing can with packaging film in close contact with, rotate to clean the packaging film, remaining spot on the effectual solution water-washed air-dried back packaging film.

Description

Packaging film cooling spray set

Technical Field

The utility model relates to a cooling device technical field specifically is a packaging film cooling spray set.

Background

The packaging film is mainly extruded by the resin mixture of several kinds of different brands and is formed, anti puncture has, the super strength high performance, to stacking the goods on the layer board winding packing, make the packing material more firm clean and tidy, superstrong waterproof effect, by wide use, trade the export outside, papermaking, five metals, plastics chemical industry, the building materials, food and medicine industry, when using the packaging film to pack article, the staff need cut the packaging film of lapping earlier, can produce high temperature among the cutting process of packaging film, in order to avoid the packaging film to take place to warp because of the high temperature, need cool down the operation to the packaging film in cutting process, thereby improve the quality after the packaging film cutting, avoid the waste of raw materials. Finished product membrane is when cutting the cooling before, often can't guarantee the packaging film clean dustless in the hand from former factory to customer, current heat sink is only simple water-washed wind blows, the effectual removal of dust that is infected with in the unable transportation that makes, lead to the water-washed wind to blow the back on the packaging film spot in addition, still need the later stage to clean, the extravagant resource is wasted time and energy, current heat sink is only simple and sprays the cooling to the packaging film, the region of cooling, and intensity is all very limited, the cooling effect is not obvious, can take place to curl when leading to the later stage to the packaging film cutting, the condition of buckling, produce more unqualified packaging film of quality easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a packaging film cooling spray set, it is only simple water-washed wind to have solved current heat sink and blows, the dust that is infected with in the unable messenger transportation is effectual to be got rid of, lead to the water-washed wind to blow in addition on the packaging film after, still need the later stage to clean, the resource-wasting wastes time and energy, current heat sink is only simple and sprays the cooling to the packaging film, the region of cooling, and intensity is all very limited, the cooling effect is not obvious, can take place to curl when leading to the later stage to the packaging film cutting, the condition of buckling, produce the problem of more unqualified packaging film of quality easily.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: a packaging film cooling and spraying device comprises a cooling box and a packaging film, wherein a feeding opening and a discharging opening are respectively formed in the left end and the right end of the cooling box, a first connecting shaft is fixedly connected to the left front wall and the left rear wall inside the cooling box, a first roller is sleeved on the first connecting shaft, two first lug plates are fixedly connected to the front wall and the rear wall, positioned above the right side of the first roller, of the left side inside the cooling box, a first supporting shaft is fixedly connected between the two first lug plates, the two first supporting shafts are respectively sleeved at the two ends of a first supporting rod, a rotary drum is sleeved on the first supporting rod, first springs are fixedly connected to the left side surface and the right side surface of one end of the first supporting rod, a second lug plate is fixedly connected to the front wall and the rear wall, positioned below the right side of the first roller, of the left side inside the cooling box, and a second supporting shaft, the two support shafts II are respectively sleeved at two ends of the support shaft II, the support shaft II is sleeved with a rotary drum, the left side surface and the right side surface of one end of the support shaft II are fixedly connected with a spring II, the spring II is sleeved on the support shaft II, the connecting shaft II is fixedly connected on the front wall and the rear wall of the left side in the cooling box, the rotary drum II is sleeved on the connecting shaft II, the rear side wall of the cooling box is provided with a long groove, the long groove is internally and fixedly connected with an I-shaped sliding block, the I-shaped sliding block is fixedly connected with a U-shaped water spray pipe on the inner side of the cooling box, the I-shaped sliding block is fixedly connected with a sliding rod on the outer side of the cooling box, the outer side of the sliding rod is sleeved with a spring III, the left end of the spring III is fixedly connected on the sliding sleeve, the sliding sleeve is, the I-shaped sliding block is provided with a movable rod in a lap joint at the right end outside the cooling box, the movable rod is sleeved with a supporting tube, a motor is fixedly arranged at the right side of the movable rod, a fixed shell is fixedly connected at the outer side of the motor and fixedly connected with the cooling box, a cam is fixedly connected with an output shaft of the motor, the cam is in lap joint with the right end of the movable rod, a first rolling shaft is fixedly connected with the output shaft of the motor inside the cooling box, the other end of the first rolling shaft is in snap joint with the inner wall of the cooling box through a bearing, a first gear is fixedly connected at the rear side of the first rolling shaft, a second rolling shaft is arranged below the first rolling shaft, a second gear is fixedly connected at the rear side of the second rolling shaft, two ends of the second rolling shaft are in snap joint with the inner wall of the cooling box through another bearing, the rear side wall of the cooling box is fixedly installed, the utility model discloses a cooling box, including cooling box, exhaust duct, drainage groove, bearing.

Preferably, the top end of the cooling box is provided with an operation opening.

Preferably, the outer sides of the rotary drums on the first support rod and the second support rod are provided with coarse cotton cloth.

Preferably, a plurality of atomizing nozzles are arranged on the inner side wall of the U-shaped water spraying pipe.

Preferably, the leftmost end of the sliding rod is fixedly connected with a first limiting block, and two ends of the movable rod are fixedly connected with a second limiting block.

Preferably, the first gear is meshed with the second gear.

Preferably, the first rolling shaft and the second rolling shaft are provided with water-absorbing sponge on the circumferential surfaces.

Preferably, the air outlet of the air outlet channel inclines towards the direction of the discharge hole.

Preferably, the right end of the rear side wall of the cooling box is fixedly provided with a control switch, and the output end of the control switch is electrically connected with the input ends of the motor and the blower.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

this packaging film cooling spray set, through the motor that sets up, the cam, rectangular groove, the I-shaped slider, the U-shaped spray pipe, the slide bar, spring three, the sliding sleeve, mutually support between movable rod and the stay tube, can make the even horizontal hunting of the U-shaped spray pipe of cooling incasement portion, the region of having enlarged the cooling, the efficiency of cooling is improved, through the motor that sets up, roller bearing one, roller bearing two, mutually support between gear one and the gear two, make the roller bearing one, the sponge that absorbs water that sets up on the two periphery of roller bearing can with packaging film in close contact with, rotate to clean the packaging film, remaining spot on the effectual solution water-washed air-dried back packaging film.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is a schematic rear view of the present invention;

FIG. 4 is a left side view of the roller of the present invention;

fig. 5 is a left side view schematic diagram of the U-shaped spray pipe of the present invention.

In the figure: 1 cooling box, 2 feeding port, 3 discharging port, 4 connecting shaft I, 5 roller I, 6 ear plate I, 7 supporting shaft I, 8 supporting rod I, 9 spring I, 10 ear plate II, 11 supporting shaft II, 12 supporting rod II, 13 spring II, 14 packaging film, 15 connecting shaft II, 16 roller II, 17 long groove, 18I-shaped slider, 19U-shaped spray pipe, 20 sliding rod, 21 spring III, 22 sliding sleeve, 23 movable rod, 24 supporting pipe, 25 motor, 26 fixed shell, 27 cam, 28 roller I, 29 gear I, 30 roller II, 31 gear II, 32 blower, 33 air outlet channel, 34 guide plate, 35 water pipe, 36 water storage box, 37 drainage groove, 38 water scraping groove and 39 water pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: a packaging film cooling spraying device comprises a cooling box 1 and a packaging film 14, wherein an operation opening is formed in the top end of the cooling box 1, the operation opening is formed in the top end of the cooling box 1, workers can conveniently operate the packaging film 14 in the cooling box 1, the working state of the cooling box 1 is observed at the same time, a feeding opening 2 and a discharging opening 3 are formed in the left end and the right end of the cooling box 1 respectively, a connecting shaft I4 is fixedly connected to the front wall and the rear wall of the left side in the cooling box 1, a roller I5 is sleeved on the connecting shaft I4, the packaging film 14 can be pulled more smoothly in the cooling box 1 by arranging the roller I5, the working efficiency of the cooling box 1 is effectively improved, two lug plates I6 are fixedly connected to the front wall and the rear wall of the left side in the cooling box 1 and positioned above the right side of the roller I5, a supporting shaft I7 is fixedly connected between the two lug plates I6, and the two supporting shafts I7 are respectively sleeved with sliding holes formed in the front end, the circumferential surface of the first support rod 8 is sleeved with a rotary drum, the outer sides of the rotary drums on the first support rod 8 and the second support rod 12 are provided with coarse cotton cloth, the coarse cotton cloth is arranged on the outer sides of the rotary drums, so that dust on the surface of the packaging film 14 can be effectively wiped off when the rotary drums on the first support rod 8 and the second support rod 12 rotate, later-period operation can not generate stains, time and labor are saved, the two side surfaces of the front end and the rear end of the first support rod 8 are fixedly connected with a first spring 9, the first spring 9 is sleeved on a first support shaft 7, the first spring 9 is sleeved on the first support shaft 7, so that when the packaging film 14 is pulled in the cooling box 1, the coarse cotton cloth arranged on the outer sides of the rotary drums on the first support rod 8 and the second support rod 12 can be always in lap joint with the upper surface and the lower surface of the packaging film 14, the wiping efficiency is improved, the two, a second support shaft 11 is fixedly connected between the two second ear plates 10, the two second support shafts 11 are respectively sleeved with another sliding hole formed in the front end and the rear end of the second support rod 12, a rotary drum is sleeved on the circumferential surface of the second support rod 12, a second spring 13 is fixedly connected to both the front end and the rear end of the second support rod 12, the second spring 13 is sleeved on the second support shaft 11, a second connecting shaft 15 is fixedly connected to the front wall and the rear wall of the left side in the cooling box 1, a second roller 16 is sleeved on the second connecting shaft 15, the second roller 16 is arranged, so that the packaging film 14 can be pulled more smoothly in the cooling box 1, the efficiency of cooling the packaging film is effectively improved, a long strip groove 17 is formed in the rear side wall of the cooling box 1, an I-shaped sliding block 18 is slidably connected in the long strip groove 17, and the U-shaped water spray pipe in the cooling box 1 can move left and, the cooling area is enlarged, the cooling efficiency is improved, the U-shaped spray pipe 19 is fixedly connected to the inner side of the cooling box 1 through the I-shaped sliding block 18, the inner side wall of the U-shaped spray pipe 19 is provided with a plurality of atomizing spray heads, the atomizing spray heads are arranged on the inner wall of the U-shaped spray pipe 19, the limited water outlet can spray out the maximum water outlet area, and a better cooling effect is achieved, the sliding rod 20 is fixedly connected to the outer side of the cooling box 1 through the I-shaped sliding block 18, the leftmost end of the sliding rod 20 is fixedly connected with the first limiting block, the sliding rod 20 can not slide out of the sliding sleeve 22 through the first limiting block, the potential safety hazard is reduced, the outer side of the sliding rod 20 is sleeved with the third spring 21, the left end of the third spring 21 is fixedly connected to the sliding sleeve 22, the second limiting block arranged at the left end of the movable rod 23 can be always in, the sliding sleeve 22 is arranged on the left side of the long groove 17 and is fixedly connected to the outer wall of the cooling box 1, the sliding sleeve 22 is sleeved on the sliding rod 20, the I-shaped sliding block 18 is provided with a movable rod 23 in a lap joint at the right end of the outer side of the cooling box 1, the movable rod 23 is sleeved with the supporting pipe 24, two ends of the movable rod 23 are fixedly connected with a second limiting block, the second limiting block can ensure that the movable rod 23 cannot be separated from the supporting pipe 24 when sliding in the supporting pipe 24, the movable rod 23 is limited, the right side of the movable rod 23 is fixedly provided with a motor 25, the outer side of the motor 25 is fixedly connected with a fixed shell 26, the fixed shell 26 is fixedly connected with the cooling box 1, an output shaft of the motor 25 is fixedly connected with a cam 27, the cam 27 is in lap joint with the right end of the movable rod 23, and the sliding rod 20, a spring III 21, the sliding sleeve 22, The movable rod 23 and the support tube 24 are matched with each other to drive the U-shaped water spray pipe 19 to swing left and right, so that the area of the packaging film cooled by water sprayed by an atomizing nozzle on the U-shaped water spray pipe 19 is enlarged, the cooling efficiency is improved, the first roller 28 is fixedly connected to the output shaft of the motor 25 in the cooling box 1, the water-absorbing sponge is arranged on the circumferential surfaces of the first roller 28 and the second roller 30, so that when the packaging film 14 slides between the first roller 28 and the second roller 30, the sprayed and cooled water is absorbed, the water cannot be brought to the next procedure, time and labor are saved, the other end of the first roller 28 is clamped with the inner wall of the cooling box 1 through a bearing, the first gear 29 is fixedly connected to the rear side of the first roller 28, the first gear 29 is meshed with the second gear 31, the motor 25 can drive the first roller 28 to rotate through the meshing of the first gear, the second rolling shaft 30 is driven to rotate in the opposite direction, water stains on the front side and the back side of the packaging film 14 are effectively wiped, the second rolling shaft 30 is arranged below the first rolling shaft 28, the rear side of the second rolling shaft 30 is fixedly connected with the second gear 31, two ends of the second rolling shaft 30 are clamped with the inner wall of the cooling box 1 through another bearing, the rear side wall of the cooling box 1 is fixedly provided with an air blower 32, the air blower 32 is fixedly arranged on the rear side wall of the cooling box 1 to enable the packaging film 14 to be cooled through water cooling and then cooled through air cooling, the cooling efficiency is improved, the output end of the air blower 32 is communicated with an air outlet channel 33 in the cooling box 1, an air outlet of the air outlet channel 33 inclines towards a discharge port 3, an air outlet of the air outlet channel 33 inclines towards the discharge port 3, wind energy blown out by the air blower 32 can be directly discharged out of the cooling box 1 without influencing the packaging film 14 in the cooling, the guide plate 34 can enable the packaging film 14 to be flatly laid on the guide plate 34 under the blowing of wind, the wind force cannot blow and deform the packaging film 14, the front side and the rear side of the guide plate 34 are fixedly connected to the inner wall of the cooling box 1, the inner wall of the bottom of the cooling box 1 is fixedly connected with the water storage tank 36, the water sprayed by the U-shaped water spraying pipe 19 above the water storage tank 36 cannot flow randomly through the arrangement of the water storage tank 36, the resource waste is reduced, the cost is saved, the top ends of the front side wall and the rear side wall of the water storage tank 36 are fixedly connected with two drainage grooves 37, the top ends of the four drainage grooves 37 are respectively communicated with the front side and the rear side bottom of the two water scraping grooves 38, the two water scraping grooves 38 are respectively lapped with the right side of the first rolling shaft 28 and the left side of the second rolling shaft 30, the two water scraping grooves 38 are lapped with the right side of the first rolling shaft 28 and the left side of the second rolling shaft 30, the, the water on the packaging film can be conveniently adsorbed by the water-absorbing sponge, and the scraped water can flow into the water storage tank 36 through the four drainage grooves 37 for recycling, so that the resource waste is reduced, the water storage tank 36 is communicated with the input end of the water pump 39, and the water pump 39 is fixedly arranged below the rear side wall of the cooling box 1, the water pump 39 can pump the water in the water storage tank 36 to the U-shaped water spraying pipe 19 through the water pipe 35, the resource waste is reduced, the output end of the water pump 39 passes through the I-shaped slide block 18 through the water pipe 35 to be communicated with the U-shaped water spraying pipe 19, the right end of the rear side wall of the cooling box 1 is fixedly provided with a control switch, the output end of the control switch is electrically connected with the input ends of the motor 25 and the blower 32, the output end of the control switch is electrically connected with the input ends of the motor 25 and the blower 32, so that the operation of the motor 25, the blower 32 and the water pump 39 can be more effectively controlled, and the working efficiency is improved.

The utility model discloses an operating procedure does:

when the packaging film 14 is cooled, firstly, water is added into the water storage tank 36, then the packaging film 14 is sent into the cooling tank 1 through the material inlet 2, then the packaging film 14 is lapped on the lower surface of the roller I5 through the operation opening arranged at the top end of the cooling tank 1, the packaging film 14 is lapped on the upper surface of the circumferential surface of the supporting rod I8, the upper surface of the circumferential surface of the supporting rod I8 is lapped downwards, the lower surface of the circumferential surface of the supporting rod II 12 is provided with the coarse cotton cloth, the upper surface of the roller II 16 is wound to be in an inverted S shape, then the packaging film passes through the U-shaped water spray pipe 19, the water absorption sponge arranged on the circumferential surfaces of the roller I28 and the roller II 30 passes through the space between the rollers, then the packaging film is lapped on the guide plate 34, the cooling tank 1 is sent out from the material outlet 3, then the motor 25, the air blower 32 and the water pump 39 are started through the control switch, the water in the water storage, the cam 27 rotates to drive the movable rod 23 to slide left and right between the supporting tubes 24, the movable rod 23 slides left and right to drive the I-shaped slider 18 to slide left and right in the long strip groove 17, the I-shaped slider 18 slides left and right to drive the sliding rod 20 to slide left and right in the sliding sleeve 22, the I-shaped slider 18 is supported by the spring three 21 sleeved outside the sliding rod 20 to realize the back and forth movement of the I-shaped slider 18, the I-shaped slider 18 drives the U-shaped water spray pipe 19 inside the cooling box 1 to move left and right, when the packaging film 14 is pulled, the packaging film 14 is wound upside down at the positions of the supporting rod one 8 and the supporting rod two 12, so that the supporting rod one 8 and the supporting rod two 12 are always lapped on the upper and lower surfaces of the packaging film 14 under the action of the lug plate one 6, the supporting shaft one 7, the spring one 9, the lug plate two 10, the supporting shaft two 11 and the supporting rod two 12 to wipe the surface of, the output shaft of the motor 25 drives the first 28 of the rollers inside the cooling box 1 to rotate clockwise, the first 29 of the gears fixedly connected at the rear side of the first 28 of the rollers rotates, the second 31 of the gears fixedly connected at the rear of the second 30 of the rollers below is driven to rotate anticlockwise, the water-absorbing sponge arranged on the circumferential surface of the rollers fully absorbs water, the water-absorbing sponge rotates and scrapes off the water absorbed by the water-absorbing sponge with the two water scraping grooves 38 which are in lap joint with the water-absorbing sponge, the water flows into the water storage box 36 below through the four drainage grooves 37 to be recycled, the packaging film 14 after being preliminarily sprayed and cooled blows out through the air outlet of the air outlet channel 33 through the air blown out of the air blower 32, secondary cooling is carried out.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a packaging film cooling spray set, includes cooling box (1) and packaging film (14), its characterized in that: pan feeding mouth (2) and discharge gate (3) have been seted up respectively at both ends about cooling box (1), fixedly connected with connecting axle (4) on the inside left preceding rear wall of cooling box (1), cylinder (5) have been cup jointed on connecting axle (4), equal two otic placodes (6) of fixedly connected with on the preceding rear wall that the inside left side of cooling box (1) is located cylinder (5) right side top, two fixedly connected with back shaft (7) between otic placode (6), two back shaft (7) cup joint with the slide opening that both ends were seted up around bracing piece (8) respectively, and the cover is equipped with the rotary drum on the periphery of bracing piece (8), the equal fixedly connected with spring (9) of both ends both sides face around bracing piece (8), and spring (9) cover is established on back shaft (7), equal fixedly connected with two on the preceding rear wall that the inside left side of cooling box (1) is located cylinder (5) right side below A second supporting shaft (11) is fixedly connected between the two lug plates (10), the two supporting shafts (11) are respectively sleeved with another sliding hole formed in the front end and the rear end of the second supporting rod (12), a rotary drum is sleeved on the circumferential surface of the second supporting rod (12), two springs (13) are fixedly connected to two side surfaces of the front end and the rear end of the second supporting rod (12), the second supporting shaft (11) is sleeved with the second springs (13), a second connecting shaft (15) is fixedly connected to the front wall and the rear wall of the left side in the cooling box (1), a second roller (16) is sleeved on the second connecting shaft (15), a long groove (17) is formed in the rear side wall of the cooling box (1), an I-shaped sliding block (18) is slidably connected in the long groove (17), and a U-shaped water spraying pipe (19) is fixedly connected to the inner side of the cooling box (1) by the I-shaped sliding block (18), the I-shaped sliding block (18) is fixedly connected with a sliding rod (20) outside the cooling box (1), the sliding rod (20) is sleeved with a spring III (21), the left end of the spring III (21) is fixedly connected with a sliding sleeve (22), the sliding sleeve (22) is arranged on the left side of the long groove (17), and is fixedly connected with the outer wall of the cooling box (1), the sliding sleeve (22) is sleeved on the sliding rod (20), the I-shaped sliding block (18) is lapped with a movable rod (23) at the right end outside the cooling box (1), the movable rod (23) is sleeved with a supporting tube (24), a motor (25) is fixedly arranged on the right side of the movable rod (23), a fixing shell (26) is fixedly connected with the outer side of the motor (25), the fixing shell (26) is fixedly connected with the cooling box (1), and a cam (27) is fixedly connected with an output shaft of the motor (25), the right-hand member overlap joint of cam (27) and movable rod (23), the output shaft of motor (25) is in cooling case (1) inside fixedly connected with roller axle (28), and the other end of roller axle (28) passes through bearing and cooling case (1) inner wall joint, the rear side fixedly connected with gear (29) of roller axle (28), the below of roller axle (28) is provided with roller axle two (30), the rear side fixedly connected with gear two (31) of roller axle two (30), the both ends of roller axle two (30) all are through the inner wall joint of another bearing and cooling case (1), the back lateral wall fixed mounting of cooling case (1) has air-blower (32), the output of air-blower (32) is linked together with cooling case (1) inside air outlet duct (33), air outlet duct (33) below is provided with guide plate (34), and the front and back side fixed connection of guide plate (34) is on the inner wall of cooling case (1), the cooling box is characterized in that a water storage tank (36) is fixedly connected to the inner wall of the bottom of the cooling box (1), two drainage grooves (37) are fixedly connected to the top end of the front side wall and the bottom end of the rear side wall of the water storage tank (36), the number of the drainage grooves (37) is four, the top ends of the two drainage grooves are respectively communicated with the front side and the rear side of two scraping grooves (38), the two scraping grooves (38) are respectively lapped with the right side of a first rolling shaft (28) and the left side of a second rolling shaft (30), the water storage tank (36) is communicated with the input end of a water pump (39), the water pump (39) is fixedly installed below the rear side wall of the cooling box (1), and the output end of the water pump (39) penetrates through a H-shaped sliding.

2. The packaging film cooling and spraying device of claim 1, wherein: an operation opening is formed in the top end of the cooling box (1).

3. The packaging film cooling and spraying device of claim 1, wherein: and the outer sides of the rotary drums on the first support rod (8) and the second support rod (12) are provided with coarse cotton cloth.

4. The packaging film cooling and spraying device of claim 1, wherein: and a plurality of atomizing nozzles are arranged on the inner side wall of the U-shaped water spraying pipe (19).

5. The packaging film cooling and spraying device of claim 1, wherein: the leftmost end of the sliding rod (20) is fixedly connected with a first limiting block, and two ends of the movable rod (23) are fixedly connected with a second limiting block.

6. The packaging film cooling and spraying device of claim 1, wherein: the first gear (29) is meshed with the second gear (31).

7. The packaging film cooling and spraying device of claim 1, wherein: and water-absorbing sponges are arranged on the circumferential surfaces of the first rolling shaft (28) and the second rolling shaft (30).

8. The packaging film cooling and spraying device of claim 1, wherein: the air outlet of the air outlet channel (33) inclines towards the direction of the discharge hole (3).

9. The packaging film cooling and spraying device of claim 1, wherein: the right end of the rear side wall of the cooling box (1) is fixedly provided with a control switch, and the output end of the control switch is electrically connected with the input ends of the motor (25) and the air blower (32).